folate (fÅËÂ·lÄt), n a B vitamin that is present in leafy green vegetables, dry peas and beans, and fortified breads and cereals. Folate deficiency may increase the risk of certain cancers, Alzheimer's disease, and certain birth defects, such as neural tube defects.
World's oldest twins are 102-year-old Scottish sisters, says Guinness World Records. Twins Evelyn (left) and Edith (right) celebrate their 102 birthday. Guinness World Records has declared the pair from Scotland the world's oldest twins.
One of the best-known cases of conjoined twins is that of Eng and Chang Bunker, who are born in Siam (now Thailand) -- hence the phrase Siamese twins.. They are joined at the waist by a tubular band of tissue about 3.25 inches long and about 1.5 inches in diameter.